Add some icons

app/static/css/nopaque.css

@@ -101,6 +101,9 @@ indicator will show up how the column is sorted right now.; */
 .service[data-service]:before {
   content: "help";
 }
+.service[data-service="corpus_analysis"]:before {
+  content: "search";
+}
 .service[data-service="setup_files"]:before {
   content: "burst_mode";
 }